sick of me yet??? rhetorical question... don't answer that

[bird]

I've had a similar pair of these before with same markings.... still don't know who made it.

[Northwoods]

I remember having my wisdom teeth out.
Doctor Payne (yep, that was his name...) said to the assistant, "Please hand me the cow horn excavators."
And she gave the good doctor one of those.

http://alloy-artifacts.org/Photos/tools/snapon_12dr_no6_cropped.jpg 

[Papaw]

I think you used the wrong url. This is the picture that came up-

[coolford]

Looks like a Snap-on ratchet adapter, patented in 1923.

[Northwoods]

Like Napoleon Dynamite, I need to work on my skillz.
Try this one!

https://www.google.com/search?q=cow+horn+excavator+23&source=lnms&tbm=isch&sa=X&ved=0ahUKEwiU3Pmp-unNAhWJ5CYKHSBrD3AQ_AUICSgC&biw=1280&bih=566

[Plyerman]

Its for excavating cow horns, obviously.